Environmental services provider Accena Group is committed to provide complete solutions and knowledge in environmental management and sustainability. The Accena Group offers a variety of services to assist businesses in reaching their environmental objectives and ensuring regulatory compliance, with an emphasis on addressing environmental concerns. Utah's Stormwater Experts. SWPPP Plans, Inspections, Consulting and more. SWPPP, Long Term Stormwater Plans, Post-Construction, Dewatering, Phase I Environmental Assessments, NPDES Permits, Land Disturbance Permits. SWPPP Maintenance Services including silt fencing. Accena Group has been serving Utah's Stormwater needs since 2007. We are members of the Utah Stormwater Advisory Council (USWAC). We have developed thousands of approved and compliant SWPPPs, LTSMPs, SPCCs, and other plans, including thousands of self-monitoring NPDES inspections. We have consulted on EPA consent decrees. We are Certified Professionals in Erosion and Sediment Control (CPESC).